Type Alias SeoSurface

SeoSurface:
    | "title"
    | "metaDescription"
    | "ogTitle"
    | "ogDescription"
    | "twitterTitle"
    | "twitterDescription"
    | "imageAlt"
    | "jsonLdHeadline"

Public SEO surfaces this module budgets for. Each one has documented truncation behaviour by at least one major search engine or social platform.

title — HTML <title> (Google ≤580 px ≈ 60 Latin / 30 CJK / 55 RTL)
metaDescription — <meta name="description"> (Google ≤~155 char)
ogTitle — Facebook / LinkedIn og:title (~95 Latin)
ogDescription — Facebook / LinkedIn og:description (~200 Latin)
twitterTitle — Twitter card title (≤70 Latin)
twitterDescription — Twitter card description (≤200 Latin)
imageAlt — og:image:alt / social card alt text (≤125 Latin)
jsonLdHeadline — Schema.org NewsArticle.headline (Google ≤110)